论文部分内容阅读
本文介绍了黄河游荡性河段桥梁钻孔桩施工平台的设计与搭设、钢护筒下沉、泥浆的制备和使用、气举反循环钻孔、钢筋笼制作安装、水下混凝土灌注等过程中的新技术和工艺。
This article introduces the design and erection of the construction platform of the bridge bored pile in the Yellow River wandering section, the sinking of the steel casing, the preparation and use of mud, airlift reverse circulation drilling, production and installation of reinforced cage, underwater concrete pouring New technology and craft.